CVE-2020-14473: draytek vigor2960 Out-of-bounds Write
CVSS: 9.8v3.1CriticalModified
Published 24-06-2020Last modified 04-08-2024
Vulnerability summary
CVE-2020-14473 is a critical (CVSS 9.8) Out-of-bounds Write vulnerability in draytek vigor2960. EPSS estimates a 2.30% chance of exploitation in the next 30 days, higher than 83.1% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
9.8/10
010
Critical · v3.1 (NVD)EPSS score
2.30%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1github
Timeline
- 24-06-2020PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
Stack-based buffer overflow vulnerability in Vigor3900, Vigor2960, and Vigor300B with firmware before 1.5.1.1.
CVSS metrics
2 scores · 1 source · 2 versionsCritical 9.8Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HSourcesSingle source
High 7.5Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:P/I:P/A:PSourcesSingle source
EPSS trend
Probability
2.30%
Chance of exploitation in the next 30 days
Percentile
83%
Versus all other CVEs
30-day change
0.00 pp
From 2.30% on 21-09-2026
21-09-202621-10-2026
EPSS score2.30%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundVulns
Maturity: poc
Weaknesses
CWE · root causeAffected systems
Draytek3 products
- vigor2960< 1.5.1.1
- vigor300b_firmware< 1.5.1.1
- vigor3900_firmware< 1.5.1.1
1 vendor · 3 products
References
2 links- www.draytek.com/about/…X Refsource CONFIRM
- github.com/Cossack9989/Vulns/blob/master/IoT/CVE-2020-14473.mdX Refsource MISCExploitThird Party Advisory